Search a number
-
+
120380848480 = 2555987125669
BaseRepresentation
bin111000000011101000…
…0011111100101100000
3102111201112210201101201
41300013100133211200
53433014444122410
6131145135210544
711461102220554
oct1600720374540
9374645721351
10120380848480
114706493a232
121b3b7376a54
13b4760817b9
145b7db63864
1531e863483a
hex1c0741f960

120380848480 has 48 divisors (see below), whose sum is σ = 284449520880. Its totient is φ = 48143913472.

The previous prime is 120380848463. The next prime is 120380848501. The reversal of 120380848480 is 84848083021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120380848480.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895086 + ... + 1020754.

It is an arithmetic number, because the mean of its divisors is an integer number (5926031685).

Almost surely, 2120380848480 is an apocalyptic number.

120380848480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120380848480 is an abundant number, since it is smaller than the sum of its proper divisors (164068672400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120380848480 is a wasteful number, since it uses less digits than its factorization.

120380848480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131671 (or 131663 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 46.

The spelling of 120380848480 in words is "one hundred twenty billion, three hundred eighty million, eight hundred forty-eight thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 5987 11974 23948 29935 47896 59870 95792 119740 125669 191584 239480 251338 478960 502676 628345 957920 1005352 1256690 2010704 2513380 4021408 5026760 10053520 20107040 752380303 1504760606 3009521212 3761901515 6019042424 7523803030 12038084848 15047606060 24076169696 30095212120 60190424240 120380848480